protocols: Unknown protocol: sieve

[Gerald Galster]

> Am 10.04.2019 um 11:24 schrieb luckydog xf via dovecot <dovecot at dovecot.org>:
> 
> Hi, list,
> 
>     I downloaded dovecot-2.3-pigeonhole-0.5.5.tar.gz and installed it, after I enabled 
> 
> #/etc/dovecot/conf.d/20-managesieve.conf
> protocols = $protocols sieve
> 
> it said " protocols: Unknown protocol: sieve"
> 
> What's wrong?"

Do you have something like

protocol sieve {
 #managesieve_max_line_length = 65536 
 ...
}

in any of your config files?

Best regards
Gerald